AdapterViewFlipper and Stackview of Android-android learning Tour (30th)

AdapterViewFlipper and Stackview of Android-android learning Tour (30th)
Introduction to AdapterViewFlipper

AdapterViewFlipper inherits AdapterViewAnimater. Only one component can be displayed at a time. showPrevious () and showNext () are used to display the previous and next components. StartFlipping () controls automatic playback.

AdapterViewFlipper attributes

Code instance

package peng.liu.testview;import android.app.Activity;import android.content.res.TypedArray;import android.os.Bundle;import android.view.View;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.AdapterViewFlipper;import android.widget.BaseAdapter;import android.widget.Gallery;import android.widget.ImageView;public class MainActivity extends Activity {    private int[] imageIds = new int[]{        R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher    };    private AdapterViewFlipper flipper;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        flipper = (AdapterViewFlipper) findViewById(R.id.flipper);        BaseAdapter adapter = new BaseAdapter() {            @Override            public int getCount() {                return 0;            }            @Override            public Object getItem(int i) {                return null;            }            @Override            public long getItemId(int i) {                return 0;            }            @Override            public View getView(int i, View view, ViewGroup viewGroup) {               ImageView image = new ImageView(MainActivity.this);               image.setImageResource(imageIds[i]);                image.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));                image.setScaleType(ImageView.ScaleType.FIT_XY);                return image;            }        };    }}

Layout code

StackView Overview

StackView is also inherited from AdapterViewAnimator. it overlaps with each other and uses showPrevious () and showNext () to display the previous and next respectively. The property is similar to AdapterViewFlipper.

Instance

package peng.liu.testview;import android.annotation.TargetApi;import android.app.Activity;import android.content.res.TypedArray;import android.os.Build;import android.os.Bundle;import android.view.View;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.AdapterViewFlipper;import android.widget.BaseAdapter;import android.widget.Gallery;import android.widget.ImageView;import android.widget.SimpleAdapter;import android.widget.StackView;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;public class MainActivity extends Activity {    private int[] imageIds = new int[]{        R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher,R.drawable.ic_launcher    };    private StackView stack;    @TargetApi(Build.VERSION_CODES.HONEYCOMB)    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        stack = (StackView) findViewById(R.id.stack);        List
  
   > listItems = new ArrayList
   
    >();        for (int i = 0;i
    
      item = new HashMap
     
      ();            item.put("image",imageIds[i]);            listItems.add(item);        }        SimpleAdapter adapter = new SimpleAdapter(this,listItems,R.layout.simple_item,new String[]{"image"},new int[]{R.id.image01});        stack.setAdapter(adapter);    }}